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<html lang="en">
<head>
  <meta charset="UTF-8">
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  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<body>
  <script>
    // 给多个变量赋值
    let str1, str2, str3
    [str1, str2, str3] = [1, 2, 3]
    console.log(str1, str2, str3) // 1, 2, 3
  </script>
</body>
</html>